"The only thing I said to him is to make sure he can take a piss without anyone having to help him because it's a little bit humiliating - at least what I went through - when you have to have someone help you out of the costume in order to do that," Bale told Access Hollywood

"That was my main piece of advice for him."

He added: "I wish him all the best, he's a very experienced actor and filmmaker. He'll make it his own. Our thing is finished, we always declared it was finished and it should be passed on to another actor - it will be again after him."

Christian Bale in 'The Dark Knight Rises'

The Zack Snyder-directed Man of Steel sequel will see Henry Cavill reprise his role as Superman, with Amy Adams, Laurence Fishburne and Diane Lane also returning to the cast.